So, that’s the solution, but I was surprised when checking the book to see 1 Qg1!! (the book’s exclams): alas, Black isn’t forced to take, and after 1…Kf8! it is level after 2 Rc5 dc 3 Rh7 due to 3…Ra3+ and perpetual. Or if 3 Qc5 h5 and the game goes on.FEN